4 Fe +
302
2 Fe2O3
What is the molar ratio of Fe to Fe2O3
1 mole Fe
1 mole Fe2O3
2 mole Fe
2 mole Fe2O3
4 mole Fe
3 mole FeO3
4 mole Fe
2 mole Fe2O3

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution? a. 3.88 m, b. 1.03 m, c. 1.5 m, d. 15.5 m

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

What is the mass of 0.46 mol of mgcl2